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-rw-r--r--contrib/mdocml/gmdiff3
1 files changed, 2 insertions, 1 deletions
diff --git a/contrib/mdocml/gmdiff b/contrib/mdocml/gmdiff
index ae27726..8d24fa7 100644
--- a/contrib/mdocml/gmdiff
+++ b/contrib/mdocml/gmdiff
@@ -40,7 +40,8 @@ while [ -n "$1" ]; do
shift
echo " ========== $file ========== "
tbl $file | $EQN | $ROFF -mandoc 2> /tmp/roff.err > /tmp/roff.out
- mandoc -Ios='OpenBSD ports' $MOPT $file 2> /tmp/mandoc.err > /tmp/mandoc.out
+ ${MANDOC:=mandoc} -Ios='OpenBSD ports' $MOPT $file \
+ 2> /tmp/mandoc.err > /tmp/mandoc.out
for i in roff mandoc; do
[[ -s /tmp/$i.err ]] && echo "$i errors:" && cat /tmp/$i.err
done
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